About Eliezer Dovid Grünwald (Keren L'dovid)

Rav Eliezer Dovid Greenwald of Satmar, author of Keren LeDovid (1867-1928). Born in Tcharna, Hungary, to Rav Amram Greenwald, the son of Rav Yosef, Rav of Tchechowitz. The family traced its roots to the Panim Meiros, the Chacham Tzvi, and the Maharal. As a youth, Eliezer Dovid was a disciple of his brother, Rav Moshe, the Rav of Chust and author of Arugas Habosem. He founded a large yeshiva in Satmar, Romania, in 1921. from: http://matzav.com/todays-yahrtzeits-history-1-sivan